Incidence of Mumps in Anbar province, West of Iraq during the Period 2009-2018

Abstract

Background: Mumps (infectious parotid gland) is an infectious viral disease mainly affects children and
adolescents characterized by enlargement of parotid and salivary glands, other epithelial tissues may be
affected, in some cases it is accompanied by serious complications. In recent years many mumps cases in
Anbar province have appeared in people who have been vaccinated with Mumps vaccine and for reasons
that are not clear
Objective: To Show the annual mumps incidence with age groups and sex for those affected in Anbar
province
Methods: A Descriptive cross-sectional study of the electronic archives of mumps patients who were
immediately registered in Anbar Governorate hospitals, during the period from 2009 to 2018. The
questionnaires regarding year of infection, gender, and age of mumps patients included in the study. Mumps
incidence has been calculated through dividing the number of annual cases of infection by population size
multiplied by 100,000. SPSS software version 24 were used for data analysis.
Results: Of 2924 Mumps patients registered at Anbar province hospitals, 1715 (58.7%) were males with 12.1
± 4 years mean age . The incidence rates of Mumps in 2009, 2010, 2011, 2012, 2013, 2014, 2015,2016,2017
& 2018 were (0.50, 0.20, 0.70, 0.80, 1.70, 0.00, 0.00, 7.20, 97.90& 59.00) / 100,000 respectively with
statistically variance among males & females; p value = 0.000 & annual incidence ratio was 21.00 / 100,000.
Annual Mumps incidence ratio from 2009-2018 confirmed one peak in 2017-2018 & a rare 2009-2016,
Majority of them were in the age group 5 to14 years old.
Conclusion: Mumps incidence had been increase during the last 2 years mainly in the age group 5 to14
years old with a marked increase incidence in male in Anbar province, Iraq